Insert for molds for making precast concrete beams



FIG. 1 is a front perspective view of an insert for molds for making pre-cast concrete beams, showing my new design;

FIG. 2 is a top plan view of the invention illustrated in FIG. 1;

FIG. 3 is a left end elevational view of the invention illustrated in FIG. 1;

FIG. 4 is a right end elevational view of the invention illustrated in FIG. 1;

FIG. 5 is a right side elevational view of the invention illustrated in FIG. 1;

FIG. 6 is a left side elevational view of the invention illustrated in FIG. 1; and,

FIG. 7 is a bottom elevational view of the invention illustrated in FIG. 1. 

CLAIM I claim the ornamental design for an insert for molds for making pre-cast concrete beams, as shown and described. 